33: 737 MAX

With two crashes in five months of the new 737 4th Generation a design flaw seemed likely. We look at how Boeings focus on cost-avoidance, grandfathering and bending probabilities during design would ultimately cost 338 people their lives.

Related episodes:

• Causality Episode 10: The Comet
• Causality Episode 14: Concorde

Investigation and Reports:

• FAA Finds New Safety Risk in Boeing 737 Max
• KNKT JT610 Final Report
• NTSB ASR-19-01 Safety Recommendation Report
• JATR Report: Boeing 737 MAX Flight Control System

History of Boeing:

• History of Boeing
• Boeing 737 Classic
• Boeing 737 Next Generation
• Boeing 737 MAX

Technical Information:

• 737 MAX: MCAS - The Boeing 737 Technical Guide
• Flight Controls - The Boeing 737 Technical Guide
• A quantum leap forward Aerospace Manufacturing Magazine
• Angle Of Attack
• Angle of Attack Sensor 0861FL1
• V Speeds
• Wing Root
• CFM International CFM56
• CFM International LEAP
• Fundamentals Of Airliner Performance: The Engine
• Maneuvering Characteristics Augmentation System: MCAS
• Using The 737-800 And 737-900 Flaps
• Understanding Flaps

Standards and Bulletins:

• AC 25.1309-1
• AC 25.1309-1A
• Hazard Classification Matrix Based On JAR AMJ 25.1309 Severity
• ICAO Annex 19: Safety Management
• EASA Type-Certificate Datasheet Boring 737
• FAA Advisory Circular 23.1309-1E
• FAA Advisory Circular 25-7C
• FAA System Safety Handbook Chapter 3: Principles of System Safety
• AMJ25.1309 Change 15

Fallout:

• Lion Air Flight 610
• American Airlines Fleet
• Southwest Airlines Fleet
• Southwest Airlines Pilots Sue Boeing Over 737 Max Grounding
• 737 Max Crisis: Boeing To Borrow $10B
• Boeing 737 Max Designed By Clowns
• Boeing 737 MAX Groundings
• Boeing 737 Max Plane Crash Victims Families Sickened By Fired Boeing CEOs Payout
• Boeing Announces Leadership Changes
• Boeing Statement On 737 MAX Return To Service
• Boeing Earnings Q2 2019
• Boeing Earnings Q3 2019
• Boeing Knew Of 737 Max Flaws Before Crash
• Boeing Left Safety Features Off 737 Max
• Boeing Misses On Earnings
• Boeing To Recommend Simulator Training For 737 Max Pilots
• Boeing Will Suspend 737 Max Production In January 2020
• Family Of Lion Air Co-pilot Sues Boeing
• Lion Air crash: Cockpit Voice Recorder Is Found By Divers

Forum Articles:

• What Are The Checklist Items For A Runaway Stabiliser Trim
• Why Can’t The 737 MAX’s Horizontal Stabilizer Autotrim Be Cut Out
• How To Disable The Stabilizer Trim Cutoff Switches
• What Is The Procedure To Disable MCAS
• How The Stabilizer Cutout Switch Functionality Changed From NG to MAX

Links of potential interest:

• Airline Pilot Salaries
• In Service Safety At Boeing: October 2014 Presentation
• Pilots Fought Automatic Safety System
• Boeing Statement on Lion Air Flight 610 Preliminary Report
• How A 50yr Old Design Came Back To Haunt Boeing
• AoA Vane Must Have Failed
• Flawed Assumptions Paved A Path To Disaster
• The 737 Max Has Cost Boeing $9.2B And Counting
• The Complaints Pilots Filed About Boeing’s 737 Max
• The Many Human Errors That Brought Down The Boeing 737 Max
• What Happened On Board The Lion Air Boeing 737 Max That Crashed

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Episode Silver Producers: Carsten Hansen, John Whitlow, Joseph Antonio and Kevin Koch.
Episode Gold Producer: 'r'.

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